package com.yan.design.observer.listiter;

import org.springframework.context.ApplicationEvent;

/**
 * 观察者模式
 *   总事件 -
 * @author shengren.yan
 * @create 2022-11-12
 */
public class ALlEvent extends ApplicationEvent {

    //
    public ALlEvent(Object obj) {
        super(obj);
    }

}
